package base.classtest;

public class A {

	private static String s;
	
	static {
		s = "111";
		System.out.println(s+",this is static block");
	}
	
	{
		System.out.println("this is block");
	}
	
	public A(String a) {
		
	}
	public A() {
		System.out.println("this is A structure");
	}
	
}
